The Commissioner of Patents and Trademarks received an application for a patent for a new and useful invention. The requirements of law have been complied with, and it has been determined that a patent on the invention shall be granted under the law.
Therefore, the following U.S. Patents exist:
No. 4,874,445, dated October 17, 1989
No. 4,952,424, dated August 28, 1990
Granted to Gas Tank Renu – USA having title to these patents the right to exclude others from making, using or selling the invention throughout the United States of America for a term of seventeen years from the date of this patent, subject to the payment of maintenance fees as provided by law.